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Fahimtar API na Gidan Jiki a cikin minti biyar            Fahimtar API na Jini na Java a cikin Dubu biyar

1 answers:
Sanin Gidan API na Java a cikin Minti biyar

Siffofin abubuwan

  • API tunani
  • Ƙididdiga iri da hanyoyi
  • Annotations
  • Takaitaccen
  • Comments

Wani harshe wanda zai iya yin tunani, kamar Java shine, ya ba masu damar su duba nau'ukan, hanyoyi, filayen, annotations, da dai sauransu a lokacin gudu kuma don jinkirta yanke shawara akan yadda za a yi amfani da su daga tattara lokaci zuwa lokacin gudu. A karshen wannan, API ta samarda nau'o'i kamar Makarantar , Fasahar , Mai gina , Hanyar , Annotation , da sauransu. Tare da su akwai yiwuwar yin hulɗa tare da nau'ikan da ba a san su ba a lokacin tattarawa, misali don ƙirƙirar lokuttan wani jahilcin da ba a san ba kuma suna kira hanyoyin a kansu.

Wannan shirin mai sauri yana nufin ya ba ku cikakken fahimtar abin da yake gani, abin da yake kama da Java, da kuma abin da za a iya amfani dasu. Bayan haka za ku kasance a shirye don farawa ko yin aiki ta hanyar koyaswa. Don samun mafi yawan daga gare shi ya kamata ka sami kyakkyawan fahimta game da yadda aka tsara Java, musamman ma wace hanya da hanyoyi suke da kuma yadda suke dangantaka - long term nursing care insurance. Gudura game da annotations ya buɗe wani ɓangaren sashe.

API Tunani

​​Maimakon gina daga ƙasa sai na fara farawa da misali mai sauki. Tsare-tsaren azaman hanyar Java:

  URL url = sabon URL ("https: // shafukan yanar gizo / com / java");String urlString = url. toExternalForm ();System. fita. println (urlString);    

Na yanke shawarar a tattara lokaci (ma'anar, lokacin da nake rubutun code) na so in ƙirƙirar abu na URL , kuma kira wasu hanyoyi a ciki. Ga yadda zan yi haka tare da na'urar API na Java:

  Kofa don yin la'akari shine 'Class` misali// ga aji da kake so ka yi aiki a kanClass. 

Tsayar da hanyar da ta yi:

Class
March 8, 2018